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102 lines
2.7 KiB
102 lines
2.7 KiB
15 years ago
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/* This file is part of the KDE project
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Copyright (C) 2004 Martin Ellis <martin.ellis@kdemail.net>
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU Library General Public
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License as published by the Free Software Foundation; either
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version 2 of the License, or (at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public License
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along with this program; see the file COPYING. If not, write to
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the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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#ifndef KEXIDB_MYSQLCLIENT_P_H
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#define KEXIDB_MYSQLCLIENT_P_H
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#include <kexidb/connection_p.h>
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#ifdef Q_WS_WIN
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#include <my_global.h>
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#endif
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#include <mysql_version.h>
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#include <mysql.h>
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typedef struct st_mysql MYSQL;
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#undef bool
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class QCString;
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class QString;
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#ifdef MYSQLMIGRATE_H
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#define NAMESPACE KexiMigration
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#else
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#define NAMESPACE KexiDB
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#endif
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namespace KexiDB {
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class ConnectionData;
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}
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namespace NAMESPACE {
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//! Internal MySQL connection data.
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/*! Provides a low-level API for accessing MySQL databases, that can
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be shared by any module that needs direct access to the underlying
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database. Used by the KexiDB and KexiMigration drivers.
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*/
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class MySqlConnectionInternal : public KexiDB::ConnectionInternal
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{
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public:
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MySqlConnectionInternal(KexiDB::Connection* connection);
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virtual ~MySqlConnectionInternal();
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//! Connects to a MySQL database
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bool db_connect(const KexiDB::ConnectionData& data);
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//! Disconnects from the database
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bool db_disconnect();
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//! Selects a database that is about to be used
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bool useDatabase(const QString &dbName = QString::null);
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//! Execute SQL statement on the database
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bool executeSQL( const QString& statement );
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//! Stores last operation's result
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virtual void storeResult();
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//! Escapes a table, database or column name
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QString escapeIdentifier(const QString& str) const;
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MYSQL *mysql;
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bool mysql_owned; //!< true if mysql pointer should be freed on destruction
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QString errmsg; //!< server-specific message of last operation
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int res; //!< result code of last operation on server
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};
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//! Internal MySQL cursor data.
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/*! Provides a low-level abstraction for iterating over MySql result sets. */
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class MySqlCursorData : public MySqlConnectionInternal
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{
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public:
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MySqlCursorData(KexiDB::Connection* connection);
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virtual ~MySqlCursorData();
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MYSQL_RES *mysqlres;
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MYSQL_ROW mysqlrow;
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unsigned long *lengths;
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unsigned long numRows;
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};
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}
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#endif
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